question is if they could have met, what would the leader of the civil rights movement who was murphyed in memphis, what would he have to say to president obama about guns and violence in our society? >> claiborne carson was just 19 years old when he stood on the washington mall on a hot august afternoon and listened to martin luther king describe his dream for america. >> four years ago he was back on cold to watch barack obama take the oath of office. like many who were involved in what carson calls the movement, he wondered what now? >> now that he has the power of the presidency, what is he going to do to bring king's dream into reality? >> carson believes dr. king would urge the president to take on the harder, more complex issues underlying gun violence. >> the problem with violence is not simply a problem of availability of guns. it's a climate. it's a culture. >> for king it was an issue of social justice. >> you know, i think what he would point out is that people don't kill other people when they have hope. >> king would certainly call for gun control, said carson, but he also called on